cloudy fish tank

Recently I've been having a huge issue with the clarity of my tank's water. I have a semi-planted tank with 5 different plants in it. I did a normal water change about a week ago and suddenly the tank is extremely cloudy. It was completely clear before. I've used a water clarifier and it hasn't...

Hi, I am an experienced tropical fish tank owner, 6 years. Tank is very very cloudy despite having tried everything I can think of eg complete water change, complete filter change, half the filters one week, the other half the following week, cleaned all the furniture in tank, scrubbed pebbles...